Solutions :

Boggle N L U X E E T H C E B K R R D G

3-letter words (1 point): 38

BED; BEE; BEL; BEN; BET; BRR; CEE; CEL; DEB; DEE; EEL; EEN; ELT; ENE; ERR; ETH; HUE; HUT; LEE; LET; LEU; LUX; NEB; NEE; NET; REB; REC; RED; REE; RET; TEC; TED; TEE; TEL; TEN; TUX; ULE; UTE.

4-letter words (1 point): 38

BEEN; BEER; BEET; BELT; BENE; BETE; BETH; BHUT; BRED; BREE; BRER; CELT; CETE; CRED; CREE; DEBE; DEBT; DEEN; DEET; DREE; ETEN; HULE; LEED; LEER; LEET; LUTE; NEED; NETE; REEL; REEN; RETE; TEED; TEEL; TEEN; TEER; TELE; TENE; TULE.

5-letter words (2 points): 13

BELEE; BETED; BETEL; CELEB; CREEL; DEBEL; ELUTE; LUTED; LUTER; REBEC; REBEL; TEENE; TERCE.

6-letter words (3 points): 9

BEETLE; BELEED; BELTED; BELTER; DEBTEE; ELUTED; NEUTER; RETENE; TERCEL.